# US 11,307,214 B2 · Structure of speed sensor arrangement of vehicle

> Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt

- Number: US 11,307,214 B2
- Document ID: US11307214B2
- Status: Granted
- Kind: B2
- Application number: 17/027,656
- Filed: 2020-09-21
- Published: 2021-05-27
- Granted: 2022-04-19
- Earliest claimed: 2019-11-27
- Assignees: Kwang Yang Motor Co., Ltd.
- Applicants: Kwang Yang Motor Co., Ltd.
- Inventors: Chun-Kai Wang
- Web page: https://patentgrep.com/patent/US11307214B2

## CPC

- B62J 45/412: Speed sensors
- G01P 3/36: Devices characterised by the use of optical means, e.g. using infrared, visible, or ultraviolet light (G01P3/68 takes precedence; gyrometers using the Sagnac effect, i.e. rotation-induced shifts between counter-rotating electromagnetic beams G01C19/64)
- B62M 9/00: Transmissions characterised by use of an endless chain, belt, or the like (cycle chain guards B62J13/00)
- B62M 11/06: with spur gear wheels (B62M11/14 takes precedence)
- B62M 11/10: with bevel gear wheels (B62M11/14 takes precedence)
- F16H 37/021: {toothed gearing combined with continuously variable friction gearing}
- F16H 57/035: Gearboxes for gearing with endless flexible members
- G01P 3/44: for measuring angular speed (G01P3/56 takes precedence)
- B62K 11/00: Motorcycles, engine-assisted cycles or motor scooters with one or two wheels (fairings or streamlining parts not forming part of the frame B62J; transmission of drive from engines to wheels B62M)
- B62J: CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- G01P: MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT (measuring or recording blood flow A61B5/02, A61B8/06; monitoring speed or deceleration of electrically-propelled vehicles B60L3/00; vehicle lighting systems adapted to indicate speed B60Q1/54; determining position or course in navigation, measuring ground distance in geodesy or surveying G01C; combined measuring devices for measuring two or more variables of movement G01C23/00; measuring velocity of sound G01H; measuring velocity of light G01J7/00; measuring direction or velocity of solid objects by reception or emission of radiowaves or other waves and based on propagation effects, e.g. Doppler effect, propagation time, direction of propagation, G01S; measuring speed of nuclear radiation G01T; measuring acceleration of gravity G01V; {measuring or recording the speed of trains B61L23/00; speed indicators incorporated in motor vehicles B60K35/00; measuring frequency or phase G01R; traffic control G08G})
- B62M: RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR {SINGLE-TRACK} CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES (arrangements or mounting of transmissions in vehicles in general B60K; transmission elements per se F16)
- F16H: GEARING
- B62K: CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDECARS, FORECARS, OR THE LIKE

## Abstract

A structure of a speed sensor arrangement of a vehicle is provided. The vehicle includes a power unit. The power unit is connected with a transmission system. The transmission system is formed with a sensing space. The sensing space is provided therein with a speed sensor. As such, the speed sensor is arranged in a completely concealed space to prevent the speed sensor from being hit by external sand and stones or corroded by external dust or moisture.

## Claims

### Claim 1

A structure of a speed sensor arrangement of a vehicle, the vehicle comprising a power unit, the power unit being connected with a transmission system, wherein the transmission system is provided with a sensing space, and the sensing space provided therein with a speed sensor;
wherein the transmission system comprises a continuously variable transmission box and a gear box, and the continuously variable transmission box comprises a belt continuously variable transmission mechanism; and
the gear box is provide with a wet reduction gear mechanism or a wet gear mechanism of a gear-position shifting hub; and the power unit is an internal combustion engine or an electrically-driven motor.

### Claim 2 (depends on 1)

The structure of the speed sensor arrangement of the vehicle according to claim 1, wherein the speed sensor comprises a detector element and a detectable element that is detectable by the detector element; and the detector element is provided with a message transmission portion for transmitting a message, and the message transmission portion is connectable to a message transmission line or is connected to with a wireless radio frequency device.

### Claim 3 (depends on 2)

The structure of the speed sensor arrangement of the vehicle according to claim 2, wherein the detectable element is mounted to a detection shaft, and the detection shaft is extended from the gear box into the sensing space and comprises a rotating axle of the detectable element, and the detection shaft is sleeved with a leakage-preventing member that provides isolation between the sensing space and the gear box.

### Claim 4 (depends on 2)

The structure of the speed sensor arrangement of the vehicle according to claim 2, wherein the sensing space is arranged between a continuously variable transmission box and a gear box of the transmission system.

### Claim 5 (depends on 4)

The structure of the speed sensor arrangement of the vehicle according to claim 4, wherein the sensing space is formed by a wall surface of the continuously variable transmission box and a wall surface of the gear box.

### Claim 6 (depends on 5)

The structure of the speed sensor arrangement of the vehicle according to claim 5, wherein the detector element is mounted on a sensor mounting seat, and the sensor mounting seat is mounted on the wall surface of the continuously variable transmission box or the wall surface of the gear box; and the detector element is provided with a message transmission line, and the message transmission line is provided with a sealing member mounted thereto; and the sealing member is arranged on the wall surface of the continuously variable transmission box or the wall surface of the gear box, or between the wall surface of the continuously variable transmission box and the wall surface of the gear box.

### Claim 7 (depends on 2)

The structure of the speed sensor arrangement of the vehicle according to claim 2, wherein the sensing space is arranged at one side of a gear box of the transmission system.

### Claim 8 (depends on 7)

The structure of the speed sensor arrangement of the vehicle according to claim 7, wherein the sensing space is formed by a wall surface of the gear box and a covering member.

### Claim 9 (depends on 8)

The structure of the speed sensor arrangement of the vehicle according to claim 8, wherein the detector element is mounted on a sensor mounting seat, and the sensor mounting seat is mounted on the wall surface of the gear box or a wall surface of the covering member; and the detector element is provided with a message transmission line, and the message transmission line is provided with a sealing member mounted thereto; and the sealing member is arranged between the wall surface of the gear box and the wall surface of the covering member, or on the covering member.

### Claim 10 (depends on 1)

The structure of the speed sensor arrangement of the vehicle according to claim 1, wherein the sensing space is arranged between a continuously variable transmission box and a gear box of the transmission system.

### Claim 11 (depends on 10)

The structure of the speed sensor arrangement of the vehicle according to claim 10, wherein the sensing space is formed by a wall surface of the continuously variable transmission box and a wall surface of the gear box.

### Claim 12 (depends on 11)

The structure of the speed sensor arrangement of the vehicle according to claim 11, wherein the detector element is mounted on a sensor mounting seat, and the sensor mounting seat is mounted on the wall surface of the continuously variable transmission box or the wall surface of the gear box; and the detector element is provided with a message transmission line, and the message transmission line is provided with a sealing member mounted thereto; and the sealing member is arranged on the wall surface of the continuously variable transmission box or the wall surface of the gear box, or between the wall surface of the continuously variable transmission box and the wall surface of the gear box.

### Claim 13 (depends on 1)

The structure of the speed sensor arrangement of the vehicle according to claim 1, wherein the sensing space is arranged at one side of a gear box of the transmission system.

### Claim 14 (depends on 13)

The structure of the speed sensor arrangement of the vehicle according to claim 13, wherein the sensing space is formed by a wall surface of the gear box and a covering member.

### Claim 15 (depends on 14)

The structure of the speed sensor arrangement of the vehicle according to claim 14, wherein the detector element is mounted on a sensor mounting seat, and the sensor mounting seat is mounted on the wall surface of the gear box or a wall surface of the covering member; and the detector element is provided with a message transmission line, and the message transmission line is provided with a sealing member mounted thereto; and the sealing member is arranged between the wall surface of the gear box and the wall surface of the covering member, or on the covering member.

### Claim 16 (depends on 1)

The structure of the speed sensor arrangement of the vehicle according to claim 1, wherein the sensing space is a dry space.